This program runs on PCs (or BridgeBoards, emulators) NOT the Amiga.
It looks like a screen blanker with boxes containing Amiga jokes for
PC users.  

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  526     826  63.7% -lh5- fba6 Feb 28  1997 pcblkami.doc
[generic]                25021   34150  73.3% -lh5- 7f7d Apr  6  1994 pcblkami.exe
[generic]                  204     333  61.3% -lh5- 6119 Mar  1  1997 pcblkami.readme
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         3 files   25751   35309  72.9%            Mar  1  1997